CN104521419A - Hydraulic control variable-swath riding type mower - Google Patents
Hydraulic control variable-swath riding type mower Download PDFInfo
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- CN104521419A CN104521419A CN201410784597.3A CN201410784597A CN104521419A CN 104521419 A CN104521419 A CN 104521419A CN 201410784597 A CN201410784597 A CN 201410784597A CN 104521419 A CN104521419 A CN 104521419A
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Abstract
The invention discloses a hydraulic control variable-swath riding type mower which comprises a front cutter head part and a rear cutter head part. The front cutter head part and the rear cutter head part are installed on a mower shell bottom plate, the mower shell bottom plate is installed on a mower frame through four cutter head connection plates, and the front cutter head part comprises two supporting plates, four piston rod connection plates, four guide rails, four hydraulic cylinders, two hydraulic motors, six oil pipes, a hydraulic power component hydraulic pump, two blade covers and a front blade. The hydraulic pump serves as a power source, one end of the hydraulic pump is connected with the hydraulic cylinders, piston rods of the hydraulic cylinders are pushed to stretch outwards and retract, and accordingly the supporting plates connected with the piston rods are pushed to move outwards along the guide rails. The other end of the pump is communicated with the hydraulic motors and drives a coupler to rotate at high speed, and accordingly the blade and a shaft which are connected together work along with the coupler. The hydraulic control variable-swath riding type mower is high in automation degree, can automatic adjust swath in the largest swath range according to actual working conditions, achieves efficient and automatic intelligent mowing, and is wide in application range.
Description
Technical field
The present invention relates to a kind of sitting type mower, mainly structure improvement is carried out to realize becoming swath cutting operation to the swath grass cutter device of determining of this mower.
Background technology
The kind of current mower has a variety of, has drag type, pusher line, sitting type etc.Different types of mower application scenario is also different, and sitting type mower is mainly used in gardens pruning, meadow greening, occasion such as greening sight spot, rural area pruning etc.This mower is gasoline mower, and it is of many uses, and efficiency is high.Its grass cutter interior mainly by engine by power by belt pulley, the mechanisms such as regulating wheel pass to blade shaft thus rotate while realizing multiple blade and carry out cutting operation, it is all generally the mowing height regulated by different control gears in grass cutter longitudinal direction, up to now, the sitting type mower of the changes in amplitude that still do not occur on the market realizing mowing in a lateral direction.
Application number is the patent of invention of CN200620107850.5, mower is equipped with the controller of reception control signal, and when mowing, driver can leave mower, makes operator in certain control range, utilize transmitter to carry out remote control to mower.Advantage is the puzzlement that driver can avoid being subject to careless slag and dirt splashing, be particularly suitable for the use under burning sun or hot environment, significantly reduce the driving fatigue of driver, shortcoming is that this mower only has a blade, need working in reciprocating mode repeatedly when mowing in larger work-yard, therefore greatly reduce its operating efficiency, limit its working range, can only mow in less occasion.
Application number is that the patent of invention of CN200520125498.0 is suitable for the mountain region of the gradient below 30 ° and ramp, mower arbitrarily can adjust the height of mowing dish, mowing inclination angle according to working environment, and mower frame and grass cutter can be dismantled, by supporting corresponding work tool, other horticultures can be carried out.Advantage is that this mower machine compact conformation, center of gravity are low, lightweight, strong adaptability, applies more extensive.Shortcoming is this mower is hand-push type, and operating rate is comparatively slow, and when mowing on larger meadow, its swath is too small, and efficiency is lower.
Application number is the patent of invention of CN201010207441.0, adopts main mower and wing mower, and wing mower can reduce it according to real work demand and raise, and realizes different swath work.Advantage is that this mower can carry out different swath adjustments, if when cutting operation amount is larger, the wing mower on both sides can be reduced, main mower and wing mower be worked simultaneously, increases work efficiency.Shortcoming is the swath adjustment of this mower is fixing, can not carry out (electrodeless) arbitrarily and regulate, reduce its swath flexibility to it.In addition, when wing mower raises, can certain potential safety hazard be brought to driver and improve the labour intensity of driver.
Summary of the invention
The defect existed according to above-mentioned three patents of invention and deficiency, the present invention is directed to and existingly determine swath mower and can only work in broad occasion, but in the problem of narrow zone operation, cannot provide a kind of hydraulic control change swath sitting type mower.
The present invention with the addition of a front cutterhead on the basis of existing grass cutter shell, for parts such as support hydraulic pressure motor and hydraulic cylinders.After mower, three blades of cutterhead are equipped with the belt wheel mechanism High Rotation Speed of tensioning apparatus by the power drive of an engine part thus are with knife section to mow fast, and be arranged on another part power that the front blade on front cutterhead provides primarily of engine, drive hydraulic motor through hydraulic pump by oil circuit, before being driven by the output shaft of hydraulic motor, blade High Rotation Speed is mowed.Hydraulic pump on the one hand by oil pipe to hydraulic motor fuel feeding, make the output shaft High Rotation Speed of motor, thus drive the shaft coupling that is attached thereto and blade shaft to move together with blade.On the other hand, implement fuel feeding by other oil pipes to hydraulic cylinder, the oil-feed of hydraulic cylinder Single port, the other end realizes fuel-displaced, thus the circulating oil path that formation one is complete.The grain cutting width of mower controlled primarily of the collapsing length of hydraulic cylinder piston rod.When swath need be increased, driver can press hand switch and increase hydraulic pump to the fuel delivery of hydraulic cylinder, make chamber, left and right two mineralization pressure of hydraulic cylinder poor, thus promotion piston rod move axially, and then makes the gripper shoe be attached thereto outwards move along V-type rail toward one end; Otherwise trip switch, reduce fuel feeding, piston rod back stretches, and namely reaches the effect regulating swath.
Concrete technical scheme of the present invention is, a kind of hydraulic control becomes swath sitting type mower and is made up of forward and backward cutterhead, rear cutterhead is arranged on grass cutter shell bottom plate rear portion, and front cutterhead is arranged on the front portion of grass cutter shell bottom plate, namely front cutterhead is placed in the front of rear cutterhead, and after three, blade is located on described rear cutterhead.Front cutterhead comprises: two front blades, two pieces of gripper shoes, four piston rod connecting plates, four guide rails, four hydraulic cylinders, two hydraulic motors, three-position four-way electromagnetic directional valve, six oil pipes, Hydraulic power units hydraulic pump, two blade covers and front blades.Front cutterhead each side arranges two parallel guide rails, and the axes normal of two guide rails and mower direction of advance is also arranged symmetrically with this axis, and two pieces of gripper shoes arrange the left and right sides respectively and arrange on two guide rails; Four hydraulic cylinders are divided into two groups, left and right, and often organize the both sides, front and back that two hydraulic cylinders lay respectively at two parallel guide rails, the piston rod of hydraulic cylinder connects gripper shoe, and gripper shoe can be driven to be free to slide along guide rail; Two two pieces of gripper shoe upper surfaces are located at respectively by two hydraulic motors, and the lower surface of two pieces of gripper shoes connects two blade covers respectively by connector, and two front blades are located in two blade covers, and the output shaft of two hydraulic motors drives two front blades to rotate respectively; The port of export of Hydraulic power units hydraulic pump is connected with the oil-in of three-position four-way electromagnetic directional valve by an oil pipe, when swath need be increased and piston rod outwards moves, three-position four-way electromagnetic directional valve left position cut-in operation, hydraulic oil enters from the left chamber of hydraulic cylinder, the hydraulic oil in the right chamber of hydraulic cylinder flows back to fuel tank, form the hydraulic circuit of circulation, two piston rods outward movment under the effect of the left and right two cavity pressure difference of hydraulic cylinder; On the contrary, when needing to reduce swath, the right position cut-in operation of three-position four-way electromagnetic directional valve, hydraulic oil enters from the right chamber of hydraulic cylinder, hydraulic cylinder left chamber liquid flow back into fuel tank through three-position four-way electromagnetic directional valve, and piston rod, then toward interior contraction, reaches the effect reducing swath; The port of export of Hydraulic power units hydraulic pump is connected with the oil-in of two hydraulic motors respectively by oil pipe, and the oil-out of two hydraulic motors is connected with the entrance point of Hydraulic power units hydraulic pump respectively by oil pipe, thus realizes the hydraulic circuit of circulation.
The invention has the beneficial effects as follows: hydraulic pump provides the liquid insults pressure motor of high pressure by oil pipe, thus drive the output shaft High Rotation Speed of hydraulic motor, and its another hydraulic fluid port leads back fuel tank by oil circuit oil return.Compared with this driving drives with motor, have less bearing capacity, can alleviate the load of gripper shoe, thus reduce the deformation extent of its side direction, whole process has that fast, the sensitive precision of reaction is high, the life-span is high and reliability slightly advantages of higher.The implementation becoming swath is step-less adjustment, driver by manual push button switch hydraulic control pump to the fuel feeding of hydraulic cylinder, namely the size of fuel delivery determines collapsing length and the movement velocity of piston rod, and whole process is level and smooth without impacting, and has good motion ride comfort.No matter be in broad occasion or narrow occasion, hydraulic control of the present invention becomes swath sitting type mower and all can apply, the scope of application of mower is made to become more wide in range like this, can for different topographies, select the different swaths of mower, improve efficiency and the flexibility of cutting operation, operated by personnel is got up convenient, also for the future thrust of grass cutter on sitting type mower provides new approaches, compensate for the blank that mower becomes swath technical field.
Accompanying drawing explanation
Fig. 1 is the complete machine axle side schematic diagram that hydraulic control of the present invention becomes swath sitting type mower.
Fig. 2 is change swath grass cutter structural representation vertical view of the present invention.
Fig. 3 is the maximum swath position view of change swath grass cutter of the present invention.
Fig. 4 is change swath grass cutter structural representation upward view of the present invention.
Fig. 5 is the generalized section cut by II-II line in Fig. 2.
Fig. 6 is the partial enlarged drawing of gripper shoe opposite rail motion in change swath grass cutter of the present invention.
Fig. 7 is the systematic schematic diagram of change swath grass cutter driving element hydraulic cylinder of the present invention.
In figure, the rear blade 17. spring washer 18. trip bolt 19. flange shaft bearing 20. coupling system 21. blade shaft 22. bearing 23. bearing cap 24. sleeve 25. bolt 26.U font connector 29. overflow valve 30. three-position four-way electromagnetic directional valve 31. vehicle frame 32. engine 33. cutterhead connector 134. cutterhead connector 235. triangle fixed angle plate of cutterhead 16. before the rear cutterhead 15. of blade 7. hydraulic motor 8. two blade cover 9. oil pipe 10. belt 11. belt wheel 12. Hydraulic power units hydraulic pump 13. tensioning apparatus 14. before 1.V type guide rail 2. hydraulic cylinder 3. piston rod 4. piston rod connecting plate 5. gripper shoe 6..
Embodiment
A kind of hydraulic control of the present invention becomes swath sitting type mower, this change swath mower is provided with and automatically regulates grain cutting width control device, operator controls mower grain cutting width by hand switch, rapid operation, comfortable and mower is advanced stable, is now described with instantiation.
Composition graphs 1,2,3,4, hydraulic control of the present invention becomes swath sitting type mower and comprises two pieces of gripper shoes, 5, four piston rod connecting plates, 4, four V-type rails, 1, four hydraulic cylinders, 2, two hydraulic motors, 7, six oil pipes 9, Hydraulic power units hydraulic pump 12, two blade covers 8, rear cutterhead 14, belt 10, belt wheel 11, front cutterhead 15 and three-position four-way electromagnetic directional valve 30.Grass cutter shell bottom plate rear arranges rear cutterhead 14, the belt wheel mechanism driven rotary that the rear blade 16 being located at rear cutterhead 14 consists of belt 10 and belt wheel 11.The front of grass cutter shell bottom plate arranges front cutterhead 15, the left and right sides on front cutterhead 15 arranges two V-type rails 1, article two, V-type rail 1 and mower direction of advance axes normal and be arranged symmetrically with this axis, two pieces of gripper shoes 5 arrange respectively and each side arrange on two parallel V-type rails 1.Two two pieces gripper shoe 5 upper surfaces are located at respectively by two hydraulic motors 7.Four hydraulic cylinders 2 are divided into left and right two to be mounted on front cutterhead 15, and often organize the both sides, front and back that two hydraulic cylinders 2 lay respectively at two parallel V-type rails 1, the piston rod 3 of hydraulic cylinder 2 connects gripper shoe 5, and gripper shoe 5 can be driven to be free to slide along V-type rail 1.The port of export of Hydraulic power units hydraulic pump 12 is connected with the oil-in of three-position four-way electromagnetic directional valve 30 by an oil pipe 9, when swath need be increased and piston rod outwards moves, three-position four-way electromagnetic directional valve 30 left cut-in operations, hydraulic oil enters from the left chamber of hydraulic cylinder 2, the hydraulic oil in the right chamber of hydraulic cylinder 2 flows back to fuel tank, form the hydraulic circuit of circulation, and piston rod outward movment under the effect of left and right two cavity pressure difference; On the contrary, when needing to reduce swath, the right position cut-in operation of three-position four-way electromagnetic directional valve 30, hydraulic oil enters from the right chamber of hydraulic cylinder 2, hydraulic cylinder 2 left chamber hydraulic oil flow back into fuel tank through three-position four-way electromagnetic directional valve 30, and 3, piston rod, toward interior contraction, reaches the effect reducing swath.The port of export of Hydraulic power units hydraulic pump 12 is connected with the oil-in of two hydraulic motors 7 respectively by two root oil pipes 9, the oil-out of two hydraulic motors 7 by two root oil pipes 9 respectively with the entrance point of Hydraulic power units hydraulic pump 12.The lower surface of two pieces of gripper shoes 5 connects two blade covers, 8, two front blades 6 respectively by U-shaped connector 26 and is located in two blade covers 8, and the output shaft of two hydraulic motors 7 drives two front blades 6 to rotate respectively.Operator can according to actual condition demand, and manually the flexible Stroke Control grain cutting width of switch control rule hydraulic cylinder piston rod realizes grass cutting action.Gripper shoe 5 slidably reciprocates on V-type rail, and it is good that V-type rail has guidance quality, has higher lubricant effect, has the advantages such as the effect of auto-compensation, can greatly improve its service life after wearing and tearing.
Hydraulic control of the present invention becomes the complete machine axle side schematic diagram of swath sitting type mower as shown in Figure 1, and the front and back of grass cutter shell are respectively provided with about two symmetrical cutterhead connecting plates, are connected with the triangle fixed angle plate on vehicle frame by cutterhead connecting plate.
Hydraulic control of the present invention becomes the maximum swath position of swath sitting type mower as shown in Figure 3, when mower is unrestricted at working space, when place is larger, driver can increase its grain cutting width, manually switch increases the fuel delivery of hydraulic pump 12 pairs of hydraulic cylinders 2, make chamber, left and right two mineralization pressure of cylinder poor, piston rod 3 outwards movement is promoted with this, thus the gripper shoe 5 promoting to be attached thereto outwards is moved along V-type rail 1, make its gripper shoe 5 be transferred to greatest limit position, left and right to mow, greatly reduce the working time of mowing with this, improve operating efficiency.
Hydraulic control of the present invention becomes the grass cutter structure upward view of swath sitting type mower as shown in Figure 4, and rear blade 16 is arranged on rear cutterhead 14 by flange shaft bearing, and front blade 6 is arranged on front cutterhead 15.The length of rear blade 16 is 350-450mm, and the length of 2 front blades 6 is 500-600mm.Preferably blade 16 length is 400mm after 3, and the length of 2 front blades 6 is 550mm, thus realizes the electrodeless change swath from 1.2m to 2.3m.Wherein blade 16 is not positioned at same axis after three, and to ensure not occur that phenomenon is cut in leakage, and 2 front blades are in same axis, to ensure its stationarity of mowing.
Hydraulic control of the present invention becomes the cutaway view of blade work device before swath sitting type mower as shown in Figure 5, mainly comprises coupling system 20, flange shaft bearing 19, bearing cap 23, blade shaft 21, U-shaped connector 26, bolt 25, spring washer 17, trip bolt 18, flange shaft bearing 19 internal main will comprise bearing 22 and sleeve 24.Hydraulic pump 12 gives hydraulic motor 7 fuel feeding by oil pipe 9, the output shaft of hydraulic motor 7 is connected with one end of coupling system 20, coupling system 20 other end is connected with the upper end of blade shaft by general flat key, front blade 6 is connected by trip bolt 18 by the lower end of blade shaft, thus drives front blade 6 High Rotation Speed be connected with blade shaft 21.
The screwed hole on U-shaped connector is utilized to be connected between gripper shoe 5 with blade cover 8, be convenient to cutterhead 15 cutter and the dismounting of blade cover 8 and the maintenance in later stage before mower, compare the front blade apparatus of integral type, this installation method improves its flexibility, reduce operation easier, can need to adjust in real time according to operating mode.
Hydraulic control of the present invention becomes the partial enlarged drawing of gripper shoe opposite rail motion in swath sitting type mower as shown in Figure 6, two pieces of gripper shoes 5 are arranged in the left and right sides and on V-type rail 1 arranged in parallel, gripper shoe is under the piston rod impetus of hydraulic cylinder, can be free to slide along V-type rail, and its output shaft of hydraulic motor be positioned at above gripper shoe is connected with one end of shaft coupling, the other end is then connected by the blade shaft of front blade, thus drives the front blade High Rotation Speed be connected with blade shaft.So driver can regulate the grain cutting width of mower automatically according to real work situation.
Hydraulic control of the present invention becomes the systematic schematic diagram of the driving hydraulic cylinder 2 of swath sitting type mower as shown in Figure 7, when piston rod 3 needs outward movment, Hydraulic power units hydraulic pump 12 passes through pipeline fuel feeding through three-position four-way electromagnetic directional valve 30, now three-position four-way electromagnetic directional valve 30 left cut-in operations, make the left cavity pressure of double acting hydraulic cylinder 2 be greater than right chamber and outwards move to promote piston rod 3 with this; Otherwise if make piston rod 3 shrink, then the right position cut-in operation of three-position four-way electromagnetic directional valve 30, change oil circuit with this and flow to, 3, piston rod back moves under the pressure that right chamber is larger.
Claims (9)
1. a hydraulic control becomes swath sitting type mower, grass cutter shell bottom plate is arranged on mower vehicle frame (31) below, it is characterized in that, the rear of grass cutter shell bottom plate arranges rear cutterhead (14), and the front of grass cutter shell bottom plate arranges front cutterhead (15); Rear cutterhead (14) is provided with rear blade (16); Front cutterhead (15) each side arranges two parallel guide rails (1), and it comprises two pieces of gripper shoes (5), four piston rod connecting plates (4), four hydraulic cylinders (2), two hydraulic motors (7), six oil pipes (9), Hydraulic power units hydraulic pump (12), two blade covers (8); Article two, guide rail (1) and mower direction of advance axes normal and be arranged symmetrically with this axis, two pieces of gripper shoes (5) are separately positioned on the guide rail of two, the left and right sides; Four hydraulic cylinders (2) are divided into two groups, left and right, often organize the both sides, front and back that two hydraulic cylinders (2) lay respectively at two parallel guide rails, the piston rod (3) of hydraulic cylinder (2) connects gripper shoe (5) by piston rod connecting plate (4), and gripper shoe (5) can be driven to be free to slide along guide rail; Two hydraulic motors (7) are located at two pieces of gripper shoe (5) upper surfaces respectively, the lower surface of two pieces of gripper shoes (5) connects two blade covers (8) respectively by connector (26), two front blades (6) are located in two blade covers (8) respectively, and the output shaft of two hydraulic motors (7) drives the rotation of two front blades (6) respectively; The port of export of Hydraulic power units hydraulic pump (12) is connected with the oil-in of three-position four-way electromagnetic directional valve (30) by an oil pipe (9), when increasing swath, three-position four-way electromagnetic directional valve (30) left position cut-in operation, hydraulic oil enters from the left chamber of hydraulic cylinder (2), the oil in hydraulic cylinder (2) right chamber flows back to fuel tank, form the hydraulic circuit of circulation, two piston rods (3) outward movment under the effect of the left and right two cavity pressure difference of hydraulic cylinder (2); On the contrary, when reducing swath, the right position cut-in operation of three-position four-way electromagnetic directional valve (30), hydraulic oil enters the right chamber of hydraulic cylinder (2), the oil in hydraulic cylinder (2) left chamber flows back to fuel tank, and two piston rods (3) are toward interior contractile motion; The port of export of Hydraulic power units hydraulic pump (12) is connected with the oil-in of two hydraulic motors (7) respectively by two oil pipes (9), the oil-out of two hydraulic motors (7) is connected with the entrance point of Hydraulic power units hydraulic pump (12) respectively by two root oil pipes (9), forms the hydraulic circuit of circulation.
2. a kind of hydraulic control according to claim 1 becomes swath sitting type mower, it is characterized in that, the Part I of engine power drives the rotation of described rear blade (16), the Part II power transmission of engine is to Hydraulic power units hydraulic pump (12), and the Part III power of engine drives left and right wheels to rotate by two hydraulic motors (7) be arranged near wheel.
3. become swath sitting type mower according to a kind of hydraulic control of claim 1 or 2, it is characterized in that, described four hydraulic cylinders (2) are located on front cutterhead (15).
4. become swath sitting type mower according to a kind of hydraulic control of claim 1 or 2, it is characterized in that, described four guide rails are V-type rail (1).
5. become swath sitting type mower according to a kind of hydraulic control of claim 1 or 2, it is characterized in that, described rear blade (16) is 3, the length of rear blade (16) is 350-450mm, rear blade (16) is arranged on rear cutterhead (14) by flange shaft bearing (19), and after three, the rotating shaft of blade (16) is not on the same axis.
6. become swath sitting type mower according to a kind of hydraulic control of claim 1 or 2, it is characterized in that, the length of described 2 front blades (6) is 500-600mm, and the rotating shaft of 2 front blades (6) is on same axis.
7. become swath sitting type mower according to a kind of hydraulic control of claim 1 or 2, it is characterized in that, connector (26) between described gripper shoe (5) and blade cover (8) is for U-shaped connector and be provided with screwed hole above, is bolted.
8. become swath sitting type mower according to a kind of hydraulic control of claim 1 or 2, it is characterized in that, also comprise coupling system (20), the output shaft of described hydraulic motor (7) is connected with one end of coupling system (20), and coupling system (20) other end is connected with the blade shaft (21) of front blade (6) by trip bolt (18).
9. become swath sitting type mower according to a kind of hydraulic control of claim 1 or 2, it is characterized in that, also comprise tensioning apparatus (13) and apply tensile force by the effect of belt (10) to belt wheel (11), the belt (10) that is rotated through of belt wheel (11) drives rear blade (16) rotary motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410784597.3A CN104521419B (en) | 2014-12-17 | 2014-12-17 | A kind of hydraulic control becomes swath sitting type hay mover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410784597.3A CN104521419B (en) | 2014-12-17 | 2014-12-17 | A kind of hydraulic control becomes swath sitting type hay mover |
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| Publication Number | Publication Date |
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| CN104521419A true CN104521419A (en) | 2015-04-22 |
| CN104521419B CN104521419B (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410784597.3A Expired - Fee Related CN104521419B (en) | 2014-12-17 | 2014-12-17 | A kind of hydraulic control becomes swath sitting type hay mover |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109197114A (en) * | 2018-11-12 | 2019-01-15 | 南京林业大学 | Implement porter liftable grass trimmer |
| CN109197113A (en) * | 2018-11-12 | 2019-01-15 | 南京林业大学 | A kind of implement porter liftable grass trimmer |
| CN110121258A (en) * | 2016-12-27 | 2019-08-13 | 本田技研工业株式会社 | Grass trimmer |
| CN112640649A (en) * | 2020-12-21 | 2021-04-13 | 山东交通学院 | Orchard grass cutting device |
| CN114208477A (en) * | 2021-12-13 | 2022-03-22 | 丹阳荣嘉精密机械有限公司 | Radish tail cutting mechanism of radish harvester |
| CN114223401A (en) * | 2021-12-17 | 2022-03-25 | 江西洪都航空工业集团有限责任公司 | Electric control's embedded liftable platform of mowing |
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| JP2000188924A (en) * | 1998-12-22 | 2000-07-11 | Iseki & Co Ltd | Mulching mower |
| CN1283957A (en) * | 1997-12-09 | 2001-02-14 | 托马斯·B·伯奇 | Multiple blade brush-cutting mower |
| DE202008010390U1 (en) * | 2008-08-04 | 2008-10-09 | Baumgärtner, Peter | Additional equipment for lawnmowers |
| US20090183479A1 (en) * | 2008-01-20 | 2009-07-23 | Nicholson Gary L | Mower frame with compact mounting for dual hydraulic pump/motor assemblies |
| CN102448283A (en) * | 2009-06-01 | 2012-05-09 | 胡斯华纳有限公司 | Lawn mower |
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| CN1283957A (en) * | 1997-12-09 | 2001-02-14 | 托马斯·B·伯奇 | Multiple blade brush-cutting mower |
| JP2000188924A (en) * | 1998-12-22 | 2000-07-11 | Iseki & Co Ltd | Mulching mower |
| US20090183479A1 (en) * | 2008-01-20 | 2009-07-23 | Nicholson Gary L | Mower frame with compact mounting for dual hydraulic pump/motor assemblies |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110121258A (en) * | 2016-12-27 | 2019-08-13 | 本田技研工业株式会社 | Grass trimmer |
| CN109197114A (en) * | 2018-11-12 | 2019-01-15 | 南京林业大学 | Implement porter liftable grass trimmer |
| CN109197113A (en) * | 2018-11-12 | 2019-01-15 | 南京林业大学 | A kind of implement porter liftable grass trimmer |
| CN109197114B (en) * | 2018-11-12 | 2023-09-26 | 南京林业大学 | Self-propelled chassis liftable mower |
| CN109197113B (en) * | 2018-11-12 | 2023-10-17 | 南京林业大学 | Self-propelled chassis liftable mower |
| CN112640649A (en) * | 2020-12-21 | 2021-04-13 | 山东交通学院 | Orchard grass cutting device |
| CN114208477A (en) * | 2021-12-13 | 2022-03-22 | 丹阳荣嘉精密机械有限公司 | Radish tail cutting mechanism of radish harvester |
| CN114223401A (en) * | 2021-12-17 | 2022-03-25 | 江西洪都航空工业集团有限责任公司 | Electric control's embedded liftable platform of mowing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104521419B (en) | 2016-06-29 |
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